intervention external identifier

intv_ext_id

clinical

Updated 5/16/2026

Definition

The external system reference id for a clinical action or procedure. Used as a unique reference to identify and track the intervention across healthcare systems. This field is commonly used in electronic health records (EHR), healthcare information systems (HIS), and clinical data warehouses for intervention management and reporting.

Standard Abbreviation

intv_ext_id

Database Usage

-- Example column naming
CREATE TABLE claims (
  clm_id VARCHAR(50),
  intv_ext_id VARCHAR(50),  -- intervention external identifier (max 50 chars)
  ...
);

-- Example in SELECT
SELECT
  clm_id,
  intv_ext_id as intervention_external_identifier
FROM claims;

Common uses in healthcare data

Risk stratification and population health analytics
CMS-HCC risk adjustment and RAF score calculation
Quality measure attribution and HEDIS reporting
Clinical data warehouse schema design
Value-based care contract performance tracking

Example database column name

ISO-11179 snake_case standard

-- Recommended column name
intv_ext_id

-- Example DDL
CREATE TABLE healthcare_data (
  record_id   VARCHAR(50)   NOT NULL,
  intv_ext_id  VARCHAR(50),  -- intervention external identifier (max 50 chars)
  created_dt  TIMESTAMP     NOT NULL DEFAULT NOW()
);

Column names follow the ISO-11179 naming convention: lowercase, underscore-separated, using the standard abbreviation as a prefix where applicable.

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